Abstract

청견과 퐁깐의 교배종인 부지화 감귤은 그 모양이 독특하고 당 함량이 높은 고품질의 감귤로서 최근 재배면적과 농가수가 크게 증가하고 있는 품종이다. 대부분이 비닐하우스에서 재배되기 때문에 병이 크게 문제가 되지 않았지만 최근 몇몇 농가에서 병이 발생하여 큰 피해를 주는 경우가 있었다. 조사 결과 부지화 하우스에서 주로 발생하는 병은 Phytophthora citrophthora에 의한 역병, Alternaria sp.에 의한 배꼽썩음병, Penicillium digitatum에 의한 녹색곰팡이병, Botrytis cinerea에 의한 잿빛곰팡이병, Diaporthe citri에 의한 꼭지썩음병 그리고 Xanthomonas axonopodis pv. citri에 의한 궤양병 등 6종이 조사되었다. 'Shiranuhi' citrus cultivar bred by crossing 'Kiyomi' tangor and 'Nakano No.3' ponkan is cultivated in polyethylene film house, and the number of cultivating farmers is rapidly increasing in recent years. Recently, some diseases are taking place on 'Shiranuhi' fruit in some orchards, and were to be big problem in some case. It was surveyed that six diseases were mainly taken place in 'Shiranuhi' cultivating orchards in Jeju Island. They were Phytophthora citrophthora, Alternaria sp., Penicillium digitatum, Botrytis cinerea, Diaporthe citri and Xanthomonas axonopodis pv. citri.

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